Pumps – Motor driven – Electric or magnetic motor
Reexamination Certificate
2007-09-04
2007-09-04
Freay, Charles G (Department: 3746)
Pumps
Motor driven
Electric or magnetic motor
C092S171100, C184S006280
Reexamination Certificate
active
10653886
ABSTRACT:
A frame of a reciprocating compressor includes a main frame having a cylindrical insertion hole to receive a cylinder of a compression unit along a center axis thereof and a flange that supports an outer stator of a reciprocating motor at the outer circumference of the flange. A sub frame is engaged to the main frame by an engaging device and positioned to cover an outer circumferential surface of the cylinder to form an oil flow path in a space between the main frame and the cylinder.
REFERENCES:
patent: 6202791 (2001-03-01), Oh et al.
patent: 6960067 (2005-11-01), Jung et al.
Freay Charles G
Greenblum & Bernstein P.L.C.
LG Electronics Inc.
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